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72058298 = 21319199733
BaseRepresentation
bin1000100101110…
…00010110111010
312000120221101212
410102320112322
5121421331143
611052243122
71533325334
oct422702672
9160527355
1072058298
1137747514
12201704a2
1311c0c660
1497da454
1564d5918
hex44b85ba

72058298 has 32 divisors (see below), whose sum is σ = 123312000. Its totient is φ = 31306176.

The previous prime is 72058297. The next prime is 72058303. The reversal of 72058298 is 89285027.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72058297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97940 + ... + 98672.

It is an arithmetic number, because the mean of its divisors is an integer number (3853500).

Almost surely, 272058298 is an apocalyptic number.

72058298 is a deficient number, since it is larger than the sum of its proper divisors (51253702).

72058298 is a wasteful number, since it uses less digits than its factorization.

72058298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 72058298 is about 8488.7159217399. The cubic root of 72058298 is about 416.1290164736.

The spelling of 72058298 in words is "seventy-two million, fifty-eight thousand, two hundred ninety-eight".

Divisors: 1 2 13 19 26 38 199 247 398 494 733 1466 2587 3781 5174 7562 9529 13927 19058 27854 49153 98306 145867 181051 291734 362102 1896271 2771473 3792542 5542946 36029149 72058298